package com.xjtu.weixin.handler;

import com.xjtu.weixin.builder.TextBuilder;
import com.xjtu.weixin.service.MpSubscribeService;
import com.xjtu.weixin.service.MpUserService;
import lombok.extern.slf4j.Slf4j;
import me.chanjar.weixin.common.error.WxErrorException;
import me.chanjar.weixin.common.session.WxSessionManager;
import me.chanjar.weixin.mp.api.WxMpService;
import me.chanjar.weixin.mp.bean.message.WxMpXmlMessage;
import me.chanjar.weixin.mp.bean.message.WxMpXmlOutMessage;
import me.chanjar.weixin.mp.bean.result.WxMpUser;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;

import java.util.Map;

/**
 * @author Binary Wang(https://github.com/binarywang)
 */
@Component
@Slf4j
public class SubscribeHandler extends AbstractHandler {


	@Autowired
	private MpUserService userService;

	@Autowired
	private MpSubscribeService subscribeService;


	@Override
	public WxMpXmlOutMessage handle(WxMpXmlMessage wxMessage,
	                                Map<String, Object> context, WxMpService weixinService,
	                                WxSessionManager sessionManager) throws WxErrorException {

		this.logger.info("新关注用户 OPENID: " + wxMessage.getFromUser());

		// 获取微信用户基本信息
		WxMpUser userWxInfo = weixinService.getUserService()
				.userInfo(wxMessage.getFromUser(), null);

		if (userWxInfo != null) {
			userService.insertMpUser(userWxInfo);
		}

		WxMpXmlOutMessage responseResult = null;
		try {
			responseResult = handleSpecial(wxMessage);
		} catch (Exception e) {
			this.logger.error(e.getMessage(), e);
		}

		if (responseResult != null) {
			return responseResult;
		}
		try {
			return subscribeService.getResponseMsg(wxMessage,weixinService);
		} catch (Exception e) {
			this.logger.error(e.getMessage(), e);
		}
		return null;
	}

	/**
	 * 处理特殊请求，比如如果是扫码进来的，可以做相应处理
	 */
	private WxMpXmlOutMessage handleSpecial(WxMpXmlMessage wxMessage)
			throws Exception {
		//TODO
		return null;
	}

}
